Welding helmet



FIG. 1 is a front elevational view of a welding helmet showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a second perspective view thereof;

FIG. 9 is a third perspective view thereof;

FIG. 10 is a fourth perspective view thereof; and,

FIG. 11 is an exploded view of the welding helmet, where the window of the front portion of the welding helmet being detached is a through hole while the window of the rear portion of the welding helmet is a darkened glass surface which prevents visibility of the internal parts of the welding helmet from outside. 

CLAIM The ornamental design for a welding helmet, as shown and described. 